Github user chuxi commented on a diff in the pull request:
https://github.com/apache/spark/pull/2084#discussion_r16580536
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/SqlParser.scala ---
@@ -357,7 +358,7 @@ class SqlParser extends StandardTokenParsers with
PackratParsers {
literal
protected lazy val dataType: Parser[DataType] =
- STRING ^^^ StringType
+ STRING ^^^ StringType | TIMESTAMP ^^^ TimestampType
--- End diff --
why don't you use String as Timestamp? I don't think add another
TimestampType is a good idea. It makes the datatype complex.
Besides, if you want to add it in Filter part (where ~~) it will lead to a
big problem, such as the logic of EqualTo and c2 functions in file
predicates.scala.
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